Base | Representation |
---|---|
bin | 1001110111101… |
… | …10010111011101 |
3 | 12202210120120021 |
4 | 10323312113131 |
5 | 132144014140 |
6 | 12114352141 |
7 | 2023525501 |
oct | 473662735 |
9 | 182716507 |
10 | 82798045 |
11 | 42812440 |
12 | 2388b651 |
13 | 141ccb35 |
14 | add4301 |
15 | 7407b4a |
hex | 4ef65dd |
82798045 has 64 divisors (see below), whose sum is σ = 122135040. Its totient is φ = 53222400.
The previous prime is 82798043. The next prime is 82798073. The reversal of 82798045 is 54089728.
It is not a de Polignac number, because 82798045 - 21 = 82798043 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 82797992 and 82798010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82798043) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1357315 + ... + 1357375.
It is an arithmetic number, because the mean of its divisors is an integer number (1908360).
Almost surely, 282798045 is an apocalyptic number.
It is an amenable number.
82798045 is a deficient number, since it is larger than the sum of its proper divisors (39336995).
82798045 is a wasteful number, since it uses less digits than its factorization.
82798045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 166.
The product of its (nonzero) digits is 161280, while the sum is 43.
The square root of 82798045 is about 9099.3431081590. The cubic root of 82798045 is about 435.8529878481.
The spelling of 82798045 in words is "eighty-two million, seven hundred ninety-eight thousand, forty-five".
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